Used on MTD engine: 170-SU 270-SU 270-SU-11 270-SUA 370-SUB Engine 2010 & After 370-SUB-11 370-SUC Troy-Bilt snow blower Storm 2410 31AS63N2711 Storm 2410 31AS63N2766 Storm 2420 31AM63P2766 Storm 2620 31BM63P3 26″ Self-Propelled Storm 2620 31BM63P3711 Storm 2620 31BM63P3766 Storm 2690 31AM73R3711 Storm 2690 31AM73R3766 Storm 2690 31BM73Q3711 Storm 2690 31BM73Q3766 Storm 2690 XP 31BM73Q3 26″ Self-Propelled Storm …